Base | Representation |
---|---|
bin | 11001001010000… |
… | …10000000011110 |
3 | 112201002122102100 |
4 | 30211002000132 |
5 | 413011043032 |
6 | 32535105530 |
7 | 5141521614 |
oct | 1445020036 |
9 | 481078370 |
10 | 211034142 |
11 | a913a090 |
12 | 5a8122a6 |
13 | 3494b797 |
14 | 200556b4 |
15 | 137d897c |
hex | c94201e |
211034142 has 24 divisors (see below), whose sum is σ = 498808440. Its totient is φ = 63949680.
The previous prime is 211034123. The next prime is 211034171. The reversal of 211034142 is 241430112.
211034142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532717 + ... + 533112.
It is an arithmetic number, because the mean of its divisors is an integer number (20783685).
Almost surely, 2211034142 is an apocalyptic number.
211034142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
211034142 is an abundant number, since it is smaller than the sum of its proper divisors (287774298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211034142 is a wasteful number, since it uses less digits than its factorization.
211034142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1065848 (or 1065845 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 211034142 is about 14527.0142149032. The cubic root of 211034142 is about 595.3662900081.
Adding to 211034142 its reverse (241430112), we get a palindrome (452464254).
The spelling of 211034142 in words is "two hundred eleven million, thirty-four thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •